Home / 9,280.38-13,923.69-3,437.46

Finding the Fourth Proportional to 9,280.38, 13,923.69 and 3,437.46

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Solution

The fourth proportional to 9,280.38, 13,923.69 and 3,437.46 is: 5,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.38 : 13,923.69 = 3,437.46 : x
  2. Step 2: Convert to fraction form
    9,280.38/13,923.69 = 3,437.46/x
  3. Step 3: Cross multiply
    9,280.38x = 13,923.69 × 3,437.46
  4. Step 4: Simplify right side
    9,280.38x = 47,862,127.43
  5. Step 5: Solve for x
    x = 47,862,127.43/9,280.38
  6. Step 6: Final answer
    x = 5,157.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.